Odpowiedź :
4Ni+3O2--->2Ni2O3
4Mn+7O2--->2Mn2O7
2Fe+O2--->2FeO
4Bi+5O2--->2Bi2O5
P4+5O2--->P4O10
Pb+O2--->PbO2
N2+O2--->2NO
2Ca+O2--->2CaO
C+O2--->CO2
4Cu+O2--->2Cu2O
4Ni+3O2--->2Ni2O3
4Mn+7O2--->2Mn2O7
2Fe+O2--->2FeO
4Bi+5O2--->2Bi2O5
P4+5O2--->P4O10
Pb+O2--->PbO2
N2+O2--->2NO
2Ca+O2--->2CaO
C+O2--->CO2
4Cu+O2--->2Cu2O